package com.wyl.idempotentcheck.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.wyl.idempotentcheck.common.R;
import com.wyl.idempotentcheck.entity.User;


public interface IUserService extends IService<User> {

    User selectById(Long id);

    void saveUser(User user);

    R updateUserById(User user);




}
